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5938642 |
Multiple dose medication dispensing device
A multi-use pen-shaped medication dispensing device made of a plastic material that is recyclable after the contents of the medication cartridge have been exhausted. The device is made of a minimal...
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5929147 |
Embrittlement-resistant polyolefin composition and flexible articles therefrom
An embrittlement-resistant polyolefin composition, including: (a) at least 80% by weight, based on the total weight of the polyolefin composition, of a crystalline polymer comprising either a...
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5928202 |
Preloadable syringe for automated dispensing device
The hollow cylindrical syringe body has a channel of uniform diameter. A fluid port is situated at one end. The other end defines a funnel-like opening with a diameter greater than that of the...
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5921967 |
Plunger for nozzle assembly
The present invention is directed toward a plunger provided for use in a nozzle assembly. The nozzle assembly includes an internal chamber with an outwardly tapered portion at one end thereof. The...
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5902271 |
Low dead space, interchangeble needle syringe
A non-reusable syringe is provided which has an interchangeable needle, and, further, which has very low residual medication in the syringe after use. Devices for achieving the interchangeable...
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5902276 |
Two-shot molded plunger
A syringe plunger is formed by a two-shot molding process. A hard plastic core is formed in a first mold, and the distal portion of the hard plastic core is subsequently overmolded with soft...
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5902277 |
Low dead space, interchangeable needle syringe
A non-reusable syringe is provided which has an interchangeable needle, and, further, which has very low residual medication in the syringe after use. Devices for achieving the interchangeable...
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5899889 |
Prefilled syringe
A prefilled syringe comprises a barrel having at a distal end a needle-connecting portion and at the proximal end an open end, a plastic tubular container having a mouth and a flexible hollow...
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5899881 |
Stopper assembly having bypass features for use in a multi-chamber syringe barrel
A stopper assembly having by-pass features for use in a multi-chamber syringe barrel. The stopper assembly includes a sequential stopper body responsive to fluid forces for enabling the sequential...
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5899887 |
Safety syringe with retractable standard needle
A safety syringe with retratable standard needle, including a syringe barrel, a plunger and an injection needle. A commonly used standard needle holder is replaceably connected with a second needle...
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5891087 |
Mixing syringe
Behind a slidable end sealing member 3c, there is provided a liquid-absorbing element M which has a liquid-holding function so as to absorb and hold a liquid L flowing out from the end sealing...
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5868713 |
Pneumatic retractable syringe
A pneumatic retractable syringe in which the needle is retracted into the barrel of the syringe following use by compressed gas that is released from a gas reservoir when the gas reservoir is...
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5865805 |
Power injector and side loadable syringe support therefor for plunger pushrod type syringes
A power injector is provided for injecting fluid from a replaceable syringe into the body of an animal. The syringe includes a syringe adapter interface for accepting side mountable syringes having...
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5860961 |
Hypodermic injector system and method for maintaining the sterility thereof prior to use
A syringe for use in connection with a pre-filled medicament cartridge that is sealed on one end by a pierceable seal and on the other end by a plunger supported therein. The syringe includes a...
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5830193 |
Syringe
A syringe in which one or more injectable materials are filled, comprises a cylinder or barrel in which a front partition stopper, which can be fixed or movable depending on the embodiment, and one...
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5827236 |
Injection tool and method of its use
An injection tool that permits a predetermined dose of a drug to be administered accurately at an intended site of a very small size that is located comparatively deep within the body and which...
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5827235 |
Method and apparatus used to apply topical medication
A method and apparatus for dispensing topical medication. The apparatus consists of a dispenser comprising a piston assembly slidably engaged with a housing, and a nozzle frictionally attached to...
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5810779 |
Fluid administration
A PCA pump has a fluid reservoir connected via a capillary and a gas vent filter to a cylinder having a piston urged outwardly by a spring to draw fluid into the cylinder. A button can be pressed...
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5800405 |
Syringe actuation device
A syringe actuation device includes a housing containing a spring-biased piston that applies an actuation force to a syringe plunger inserted into the housing. A pivoting mechanism causes the...
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5792469 |
Biodegradable in situ forming film dressing
The invention is directed to a biodegradable film dressing with or without additional therapeutic agents, an apparatus for spray delivery and a method for formation of the film dressing-on a human...
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5782815 |
Glass cartridge for injection syringe prefilled with pharmaceutical liquid
A glass cartridge (C) for an injection syringe prefilled with pharmaceutical liquid, wherein a glass barrel (1a) having an entrance end (1i) portion and the exit end (1e) portion are formed....
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5779668 |
Syringe barrel for lyophilization, reconstitution and administration
The syringe system of the present invention includes a first or primary syringe barrel having a substantially closed end defining a delivery passage and an opposite open end. A removable closure...
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5762635 |
Retractable needle syringe
A retractable needle syringe that includes a barrel assembly, a plunger assembly, and a needle assembly. The plunger assembly is movably mounted in the barrel assembly. And, the needle assembly is...
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5762628 |
Safety syringe with breakaway seal
A safety syringe including a hollow barrel member having a substantially cylindrical shaped plunger receiving cavity formed therethrough, the plunger receiving cavity terminating in a plunger...
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5743889 |
Incrementing dosage mechanism for syringe
A mechanism for use with a syringe to permit repeated injections of various doses has a body in which is slidably mounted a syringe piston operating rod. A plunger surrounds part of the rod and is...
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5743890 |
Pistons for injection cartridges
A piston (11) to be used in displacing a liquid inside a cylindrical chamber, such as in an injection cartridge of the dual-chamber type, has at least one of its end surfaces (12) shaped convex...
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5738655 |
Nonrefillable syringe
A nonrefillable syringe including a unique plunger stem/piston arrangement which is designed to disconnect after an injection has been completed. A piston is removably connected to a plunger stem...
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5735824 |
Device for metering and administering a liquid preparation
An injection device is provided for the infinitely variable metering and administering of a liquid preparation from a multi-dose injection cartridge having a rear piston which may be moved forward...
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5735825 |
Syringe plunger tip
A sealing cap is provided for attachment to the end of a syringe plunger. The sealing cap has an annular sidewall with an annular first sealing wing projecting distally therefrom, an annular second...
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5730729 |
Self-tapping plunger rod for cartridge needle unit
An article of manufacture adapted to be connected to a male thread comprises an exterior surface, a cavity opening away from the exterior surface and defining an interior surface, and a plurality...
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5725499 |
Dual barreled syringe and methods of assembly and use
In one preferred embodiment, a body for a dual barreled syringe, said body including: two, parallel, cylindrical, hollow, cojoined, barrels having, respectively, open filling ends and closed...
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5722951 |
Hypodermic non-reusable syringes without voluntary intervention of the user
An autodiscardable hypodermic syringe having a preset piston stroke limitation includes an elongated cylinder having an opened end an opposite substantially closed end. A conduit of an external...
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5722955 |
Pressure sensing syringe
A pressure sensing syringe comprising a syringe barrel, a syringe piston and a compressible material.
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5720731 |
Prefilled syringe for injection of two liquids
Prefilled syringe for injection of two liquids includes a syringe body with an injection port at a closed end thereof, first and second gaskets fluid-tightly fitted into the syringe body to...
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5713875 |
System for administration of a liquid agent to a patient with a syringe pump
A system is provided for accommodating the use of a syringe pump to inject a liquid agent into a patient from a vial having an internal chamber occluded at one end by a stopper located in the...
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5713857 |
Sequential stopper
A sequential stopper having structural features for facilitating substantially complete delivery of fluid held within a syringe barrel. The sequential stopper features a stopper body having a...
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5709663 |
Syringe infusion device
A device for transferring liquid between the body of a patient and a syringe includes a syringe barrel defining a bore, a plunger that may slide through the bore to force liquid into or out of the...
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5697917 |
Nozzle assembly with adjustable plunger travel gap
The present invention relates to a nozzle assembly adapted for use with an injector device having an energy generating source and a chamber adapted for holding a fluid and having first and second...
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5695475 |
Syringe apparatus
Syringe apparatus is provided which can be used in multiple ways such as injecting patients with various medications, taking blood samples, or in IV (intravenous) applications. The apparatus...
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5688252 |
Syringe
A syringe has a tubular body provided at its front end portion with a portion for mounting an injection needle thereon and opens at its rear end portion so as to have a rear end opening. A gasket...
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5681317 |
Cement delivery system and method
The present invention provides a cement delivery system having concentric lumens that terminate in openings at the distal end of the delivery system for providing a selected application of two or...
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5658258 |
One piece disposable applicator
The applicator is assembled from an integral injection-molded part which includes an elongated flat strap from which a piston member projects at a right angle to one side and, at some distance...
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5658261 |
Disposable front loadable syringe
An animal fluid injector, replaceable syringe and method of replacement of the syringe in the injector are provided in which the syringe is loadable and unloadable into and from the injector...
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5653693 |
Medicated syringe preparation
This invention relates to a preparation comprising a transparent syringe body or container, which has been obtained by molding a resin comprising, as a base material, a propylene polymer, and as a...
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5647856 |
Syringe for the controlled discharge of viscous materials
A syringe having a bearing divided at least once in the axial direction of a threaded rod into bearing parts. The bearing parts are held at a distance from one another and at a distance from the...
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5643213 |
Elastomeric syringe actuation device
A syringe actuation device comprises an elastomeric element that is removably attachable to the outlet tip of a syringe, and to a grip member that allows the elastomeric element to be pulled...
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5643211 |
Nozzle assembly having a frangible plunger
A nozzle assembly adapted for an injector, includes a frangible plunger. The plunger has a first driving member and a second driving member connected to the first driving member and spaced apart...
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5637100 |
Syringe-cum-container
An improved syringe is provided which can be used in any step of preparation of a medicament by vacuum freeze-drying, etc., storage of a medicament, mixing of medicaments and dosing of a medicament...
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5624406 |
Syringe for administering a given number of injections
Syringe consisting of a body in which is disposed a piston (2) of the kind including at least two racks (53, 54) fitting onto the body and at least one lug carried by the piston (2), each of the...
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5618273 |
Syringe apparatus with threaded plunger for delivering tooth composites and other solid yet pliable materials
A syringe apparatus is disclosed for delivering solid, yet pliable materials, such as dental composites. The syringe apparatus of the present invention comprises an unthreaded barrel means for...
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